kopia lustrzana https://gitlab.com/sane-project/backends
331 wiersze
8.0 KiB
C
331 wiersze
8.0 KiB
C
/* sane - Scanner Access Now Easy.
|
|
Copyright (C) 1998, Feico W. Dillema
|
|
This file is part of the SANE package.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
|
|
MA 02111-1307, USA.
|
|
|
|
As a special exception, the authors of SANE give permission for
|
|
additional uses of the libraries contained in this release of SANE.
|
|
|
|
The exception is that, if you link a SANE library with other files
|
|
to produce an executable, this does not by itself cause the
|
|
resulting executable to be covered by the GNU General Public
|
|
License. Your use of that executable is in no way restricted on
|
|
account of linking the SANE library code into it.
|
|
|
|
This exception does not, however, invalidate any other reasons why
|
|
the executable file might be covered by the GNU General Public
|
|
License.
|
|
|
|
If you submit changes to SANE to the maintainers to be included in
|
|
a subsequent release, you agree by submitting the changes that
|
|
those changes may be distributed with this exception intact.
|
|
|
|
If you write modifications of your own for SANE, it is your choice
|
|
whether to permit this exception to apply to your modifications.
|
|
If you do not wish that, delete this exception notice. */
|
|
|
|
/*
|
|
$Id$
|
|
*/
|
|
|
|
#ifndef ricoh_h
|
|
#define ricoh_h 1
|
|
|
|
#include <sys/types.h>
|
|
|
|
#include "../include/sane/config.h"
|
|
|
|
/* defines for scan_image_mode field */
|
|
#define RICOH_BINARY_MONOCHROME 0
|
|
#define RICOH_DITHERED_MONOCHROME 1
|
|
#define RICOH_GRAYSCALE 2
|
|
|
|
/* sizes for mode parameter's base_measurement_unit */
|
|
#define INCHES 0
|
|
#define MILLIMETERS 1
|
|
#define POINTS 2
|
|
#define DEFAULT_MUD 1200
|
|
#define MEASUREMENTS_PAGE (SANE_Byte)(0x03)
|
|
|
|
/* Mode Page Control */
|
|
#define PC_CURRENT 0x00
|
|
#define PC_CHANGE 0x40
|
|
#define PC_DEFAULT 0x80
|
|
#define PC_SAVED 0xc0
|
|
|
|
static const SANE_String_Const mode_list[] =
|
|
{
|
|
SANE_VALUE_SCAN_MODE_LINEART,
|
|
SANE_VALUE_SCAN_MODE_HALFTONE,
|
|
SANE_VALUE_SCAN_MODE_GRAY,
|
|
0
|
|
};
|
|
|
|
static const SANE_Range u8_range =
|
|
{
|
|
0, /* minimum */
|
|
255, /* maximum */
|
|
0 /* quantization */
|
|
};
|
|
static const SANE_Range is50_res_range =
|
|
{
|
|
75, /* minimum */
|
|
400, /* maximum */
|
|
0 /* quantization */
|
|
};
|
|
|
|
static const SANE_Range is60_res_range =
|
|
{
|
|
100, /* minimum */
|
|
600, /* maximum */
|
|
0 /* quantization */
|
|
};
|
|
|
|
static const SANE_Range default_x_range =
|
|
{
|
|
0, /* minimum */
|
|
(SANE_Word) (8 * DEFAULT_MUD), /* maximum */
|
|
2 /* quantization */
|
|
};
|
|
|
|
static const SANE_Range default_y_range =
|
|
{
|
|
0, /* minimum */
|
|
(SANE_Word) (14 * DEFAULT_MUD), /* maximum */
|
|
2 /* quantization */
|
|
};
|
|
|
|
|
|
|
|
static inline void
|
|
_lto2b(SANE_Int val, SANE_Byte *bytes)
|
|
{
|
|
|
|
bytes[0] = (val >> 8) & 0xff;
|
|
bytes[1] = val & 0xff;
|
|
}
|
|
|
|
static inline void
|
|
_lto3b(SANE_Int val, SANE_Byte *bytes)
|
|
{
|
|
|
|
bytes[0] = (val >> 16) & 0xff;
|
|
bytes[1] = (val >> 8) & 0xff;
|
|
bytes[2] = val & 0xff;
|
|
}
|
|
|
|
static inline void
|
|
_lto4b(SANE_Int val, SANE_Byte *bytes)
|
|
{
|
|
|
|
bytes[0] = (val >> 24) & 0xff;
|
|
bytes[1] = (val >> 16) & 0xff;
|
|
bytes[2] = (val >> 8) & 0xff;
|
|
bytes[3] = val & 0xff;
|
|
}
|
|
|
|
static inline SANE_Int
|
|
_2btol(SANE_Byte *bytes)
|
|
{
|
|
SANE_Int rv;
|
|
|
|
rv = (bytes[0] << 8) |
|
|
bytes[1];
|
|
return (rv);
|
|
}
|
|
|
|
static inline SANE_Int
|
|
_3btol(SANE_Byte *bytes)
|
|
{
|
|
SANE_Int rv;
|
|
|
|
rv = (bytes[0] << 16) |
|
|
(bytes[1] << 8) |
|
|
bytes[2];
|
|
return (rv);
|
|
}
|
|
|
|
static inline SANE_Int
|
|
_4btol(SANE_Byte *bytes)
|
|
{
|
|
SANE_Int rv;
|
|
|
|
rv = (bytes[0] << 24) |
|
|
(bytes[1] << 16) |
|
|
(bytes[2] << 8) |
|
|
bytes[3];
|
|
return (rv);
|
|
}
|
|
|
|
typedef enum
|
|
{
|
|
OPT_NUM_OPTS = 0,
|
|
|
|
OPT_MODE_GROUP,
|
|
OPT_MODE,
|
|
OPT_X_RESOLUTION,
|
|
OPT_Y_RESOLUTION,
|
|
|
|
OPT_GEOMETRY_GROUP,
|
|
OPT_TL_X, /* top-left x */
|
|
OPT_TL_Y, /* top-left y */
|
|
OPT_BR_X, /* bottom-right x */
|
|
OPT_BR_Y, /* bottom-right y */
|
|
|
|
OPT_ENHANCEMENT_GROUP,
|
|
OPT_BRIGHTNESS,
|
|
OPT_CONTRAST,
|
|
|
|
/* must come last: */
|
|
NUM_OPTIONS
|
|
}
|
|
Ricoh_Option;
|
|
|
|
typedef struct Ricoh_Info
|
|
{
|
|
SANE_Range xres_range;
|
|
SANE_Range yres_range;
|
|
SANE_Range x_range;
|
|
SANE_Range y_range;
|
|
SANE_Range brightness_range;
|
|
SANE_Range contrast_range;
|
|
|
|
SANE_Int xres_default;
|
|
SANE_Int yres_default;
|
|
SANE_Int image_mode_default;
|
|
SANE_Int brightness_default;
|
|
SANE_Int contrast_default;
|
|
|
|
SANE_Int bmu;
|
|
SANE_Int mud;
|
|
}
|
|
Ricoh_Info;
|
|
|
|
typedef struct Ricoh_Device
|
|
{
|
|
struct Ricoh_Device *next;
|
|
SANE_Device sane;
|
|
Ricoh_Info info;
|
|
}
|
|
Ricoh_Device;
|
|
|
|
typedef struct Ricoh_Scanner
|
|
{
|
|
/* all the state needed to define a scan request: */
|
|
struct Ricoh_Scanner *next;
|
|
int fd; /* SCSI filedescriptor */
|
|
|
|
SANE_Option_Descriptor opt[NUM_OPTIONS];
|
|
Option_Value val[NUM_OPTIONS];
|
|
SANE_Parameters params;
|
|
/* scanner dependent/low-level state: */
|
|
Ricoh_Device *hw;
|
|
|
|
SANE_Int xres;
|
|
SANE_Int yres;
|
|
SANE_Int ulx;
|
|
SANE_Int uly;
|
|
SANE_Int width;
|
|
SANE_Int length;
|
|
SANE_Int brightness;
|
|
SANE_Int contrast;
|
|
SANE_Int image_composition;
|
|
SANE_Int bpp;
|
|
SANE_Bool reverse;
|
|
|
|
size_t bytes_to_read;
|
|
int scanning;
|
|
}
|
|
Ricoh_Scanner;
|
|
|
|
struct inquiry_data {
|
|
SANE_Byte devtype;
|
|
SANE_Byte byte2;
|
|
SANE_Byte byte3;
|
|
SANE_Byte byte4;
|
|
SANE_Byte byte5;
|
|
SANE_Byte res1[2];
|
|
SANE_Byte flags;
|
|
SANE_Byte vendor[8];
|
|
SANE_Byte product[8];
|
|
SANE_Byte revision[4];
|
|
SANE_Byte byte[60];
|
|
};
|
|
|
|
#define RICOH_WINDOW_DATA_SIZE 328
|
|
struct ricoh_window_data {
|
|
/* header */
|
|
SANE_Byte reserved[6];
|
|
SANE_Byte len[2];
|
|
/* data */
|
|
SANE_Byte window_id; /* must be zero */
|
|
SANE_Byte auto_bit;
|
|
SANE_Byte x_res[2];
|
|
SANE_Byte y_res[2];
|
|
SANE_Byte x_org[4];
|
|
SANE_Byte y_org[4];
|
|
SANE_Byte width[4];
|
|
SANE_Byte length[4];
|
|
SANE_Byte brightness;
|
|
SANE_Byte threshold;
|
|
SANE_Byte contrast;
|
|
SANE_Byte image_comp; /* image composition (data type) */
|
|
SANE_Byte bits_per_pixel;
|
|
SANE_Byte halftone_pattern[2];
|
|
SANE_Byte pad_type;
|
|
SANE_Byte bit_ordering[2];
|
|
SANE_Byte compression_type;
|
|
SANE_Byte compression_arg;
|
|
SANE_Byte res3[6];
|
|
|
|
/* Vendor Specific parameter byte(s) */
|
|
/* Ricoh specific, follow the scsi2 standard ones */
|
|
SANE_Byte byte1;
|
|
SANE_Byte byte2;
|
|
SANE_Byte mrif_filtering_gamma_id;
|
|
SANE_Byte byte3;
|
|
SANE_Byte byte4;
|
|
SANE_Byte binary_filter;
|
|
SANE_Byte reserved2[18];
|
|
|
|
SANE_Byte reserved3[256];
|
|
};
|
|
|
|
struct measurements_units_page {
|
|
SANE_Byte page_code; /* 0x03 */
|
|
SANE_Byte parameter_length; /* 0x06 */
|
|
SANE_Byte bmu;
|
|
SANE_Byte res1;
|
|
SANE_Byte mud[2];
|
|
SANE_Byte res2[2]; /* anybody know what `COH' may mean ??? */
|
|
#if 0
|
|
SANE_Byte more_pages[243]; /* maximum size 255 bytes (incl header) */
|
|
#endif
|
|
};
|
|
|
|
struct mode_pages {
|
|
SANE_Byte page_code;
|
|
SANE_Byte parameter_length;
|
|
SANE_Byte rest[6];
|
|
#if 0
|
|
SANE_Byte more_pages[243]; /* maximum size 255 bytes (incl header) */
|
|
#endif
|
|
};
|
|
|
|
|
|
#endif /* ricoh_h */
|